264421712 has 10 divisors (see below), whose sum is σ = 512317098. Its totient is φ = 132210848.

The previous prime is 264421711. The next prime is 264421741. The reversal of 264421712 is 217124462.

It can be written as a sum of positive squares in only one way, i.e., 257153296 + 7268416 = 16036^2 + 2696^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264421711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8263163 + ... + 8263194.

Almost surely, 2^264421712 is an apocalyptic number.

It is an amenable number.

264421712 is a deficient number, since it is larger than the sum of its proper divisors (247895386).

264421712 is a wasteful number, since it uses less digits than its factorization.

264421712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16526365 (or 16526359 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 264421712 is about 16261.0489206570. The cubic root of 264421712 is about 641.8482640079.

The spelling of 264421712 in words is "two hundred sixty-four million, four hundred twenty-one thousand, seven hundred twelve".